/*
 * MIT License
 *
 * Copyright (c) 2018 Alen Turkovic
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 */

package com.alinesno.cloud.compoment.distributed.lock.core.converter;

import org.springframework.beans.factory.config.ConfigurableBeanFactory;
import org.springframework.util.StringUtils;

import com.alinesno.cloud.compoment.distributed.lock.api.Interval;

/**
 * {@link IntervalConverter} capable of resolving properties.
 */
public class BeanFactoryAwareIntervalConverter implements IntervalConverter {
  private final ConfigurableBeanFactory beanFactory;

  public BeanFactoryAwareIntervalConverter(ConfigurableBeanFactory beanFactory) {
    this.beanFactory = beanFactory;
  }

  public long toMillis(final Interval interval) {
    final String value = beanFactory.resolveEmbeddedValue(interval.value());
    if (!StringUtils.hasText(value)) {
      throw new IllegalArgumentException("Cannot convert interval " + interval + " to milliseconds");
    }
    return interval.unit().toMillis(Long.valueOf(value));
  }
}
